gain weight

Hi everyone, my piggie Silvio has a lump under his neck and they are going to be doing a CT scan on him. The vet says there are risks to the scan since he will have to be put under anesthesia, and extra risk since he is underweight. We have been feeding him double takes of Emeraid but are...

Hi. I have a guinea pig who is around 3? years old and he has gotten skinny, (but not life threatening thankfully!) I realized his cage mate has been stealing food from him so I ordered pellets, a new cage for separation, and critical care. my guinea pig DOES eat still but I just want to know...